Now we can run the
program to test the
UpdateProduct operations with the WCF Test Client.
You may need to run Visual Studio as administrator to start the WCF Test Client. You can refer to Chapter 3, Hosting and Debugging the HelloWorld WCF Service, for more details on how to set up your WCF development environment.
LINQNorthwindService as the startup project and then press Ctrl + F5 to start the WCF Test Client. Double-click on the GetProduct operation, enter a valid product ID, and click on the Invoke button. The detailed product information should be retrieved and displayed on the screen, as shown in the following screenshot:
Now double-click on the UpdateProduct operation, ...